diff options
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_fbc.c | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_fbc.c b/drivers/gpu/drm/i915/display/intel_fbc.c index 4f81a5f4fa35..6bd8ff02a60b 100644 --- a/drivers/gpu/drm/i915/display/intel_fbc.c +++ b/drivers/gpu/drm/i915/display/intel_fbc.c @@ -670,6 +670,7 @@ static void intel_fbc_nuke(struct intel_fbc *fbc) { struct drm_i915_private *i915 = fbc->i915; + lockdep_assert_held(&fbc->lock); drm_WARN_ON(&i915->drm, fbc->flip_pending); trace_intel_fbc_nuke(fbc->state.plane); @@ -679,6 +680,8 @@ static void intel_fbc_nuke(struct intel_fbc *fbc) static void intel_fbc_activate(struct intel_fbc *fbc) { + lockdep_assert_held(&fbc->lock); + intel_fbc_hw_activate(fbc); intel_fbc_nuke(fbc); @@ -687,9 +690,7 @@ static void intel_fbc_activate(struct intel_fbc *fbc) static void intel_fbc_deactivate(struct intel_fbc *fbc, const char *reason) { - struct drm_i915_private *i915 = fbc->i915; - - drm_WARN_ON(&i915->drm, !mutex_is_locked(&fbc->lock)); + lockdep_assert_held(&fbc->lock); if (fbc->active) intel_fbc_hw_deactivate(fbc); @@ -1227,6 +1228,8 @@ static bool __intel_fbc_pre_update(struct intel_atomic_state *state, struct intel_fbc *fbc = plane->fbc; bool need_vblank_wait = false; + lockdep_assert_held(&fbc->lock); + fbc->flip_pending = true; if (intel_fbc_can_flip_nuke(state, crtc, plane)) @@ -1284,7 +1287,7 @@ static void __intel_fbc_disable(struct intel_fbc *fbc) struct drm_i915_private *i915 = fbc->i915; struct intel_plane *plane = fbc->state.plane; - drm_WARN_ON(&i915->drm, !mutex_is_locked(&fbc->lock)); + lockdep_assert_held(&fbc->lock); drm_WARN_ON(&i915->drm, fbc->active); drm_dbg_kms(&i915->drm, "Disabling FBC on [PLANE:%d:%s]\n", @@ -1299,9 +1302,7 @@ static void __intel_fbc_disable(struct intel_fbc *fbc) static void __intel_fbc_post_update(struct intel_fbc *fbc) { - struct drm_i915_private *i915 = fbc->i915; - - drm_WARN_ON(&i915->drm, !mutex_is_locked(&fbc->lock)); + lockdep_assert_held(&fbc->lock); fbc->flip_pending = false; @@ -1437,6 +1438,8 @@ static void __intel_fbc_enable(struct intel_atomic_state *state, intel_atomic_get_new_plane_state(state, plane); struct intel_fbc *fbc = plane->fbc; + lockdep_assert_held(&fbc->lock); + if (fbc->state.plane) { if (fbc->state.plane != plane) return; |